Ontological Layer: Component Function
Diodes
The One-Way Valve of Electronics
Physics Becomes Utility
A PN junction is a marvel of solid-state physics, but a Diode is an engineering tool. In this realm, the electrostatic barrier becomes a controllable switch. We abstract the complex carrier physics into mathematical models, construct rectifiers that convert alternating power to steady DC, shape waveforms with clippers, and explore a family of specialized devices born from the same fundamental junction.
PN JUNCTION →
DIODE →
V-I CURVE →
MODELS |
AC INPUT →
RECTIFICATION →
PULSING DC |
BREAKDOWN →
ZENER REGULATION |
SPECIAL DIODES (OPTO/RF)
The 65 Diode Nodes
Categorized Application & Device Map
GROUP I
Diode Core & Terminals
- 01 Diode Concept
- 02 Semiconductor Diode
- 03 PN-Junction Diode
- 04 Symbol / 05 Terminals (A/K)
- 06 Construction / 07 Principle
Biasing & V-I Curve
- 08 Diode Biasing (Zero/Fwd/Rev)
- 09 V–I Characteristic
- 10 Forward / 11 Reverse Curves
- 12 Knee (Cut-In) Voltage
- 13 Reverse Saturation Current
Diode Models
VS
- 14 Diode Equation
- 15 Ideal Diode Model
- 16 Constant-Voltage Model
- 17 Piecewise-Linear Model
- 18 Static / 19 Dynamic Resistance
Ratings & Breakdown
- 20 Power / 21 Ratings (If, PIV)
- 22 Temperature Effects
- 23 Reverse Leakage
- 24 Diode Breakdown
- Zener vs Avalanche Mechanisms
Dynamics & Switching
- 25 Diode Capacitance (Junc/Diff)
- 26 Diode Switching Times
- Turn-On / Turn-Off
- Reverse Recovery (trr)
- 27 Models Under Switching
Rectification & Filters
- 28 Diode as a Rectifier
- 29 Half-Wave / 30 Full-Wave / 31 Bridge
- 32 Performance (Ripple, Eff, PIV)
- 33 Filtered Rectifiers (C, L, LC, π)
Wave-Shaping
→
Clipper
- 34 Clippers (Series/Shunt/Biased)
- 35 Clampers (Pos/Neg/Biased)
- 36 Peak Detectors
- 37 Voltage Multipliers
- 38-45 Applications (Logic/Protection)
Special Diodes
ZENER
LED
PHOTO
- 46 Power / 47 Fast-Recovery
- 48 Schottky / 49 Varactor / 50 PIN
- 51 Tunnel / 52 Zener Diode
- 53 LED / 54 Photodiode / 55 Solar
- 56 Laser / 57-58 Opto Concepts
Circuit Analysis Lab
Id = Is[exp(Vd/ηVt) - 1]
Vdc = Vm / π (Half-Wave)
Vr = I_load / (2fC)
- 59 Selection / 60 Datasheets
- 61 Testing / 62 Faults
- 63 Circuit Analysis Methods
- 64 Numerical Problems
- 65 Problem Solving & PYQs